| Majority Muslim Countries | 0 | - | 4.98 | 375,811 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,719 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,369 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,668 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,585 |
| Buddhist Countries | 0 | - | 4.96 | 144,666 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,844 |
| Orthodox Countries | 0 | - | 4.92 | 132,325 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,066 |
| Sharia Law Countries | 0 | - | 4.48 | 63,816 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,392 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,302 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,529 |
| NATO Countries | 0 | - | 4.98 | 281,761 |
| EU Countries Quiz | 0 | - | 4.99 | 275,792 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,559 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,740 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,051 |
| Countries with NO Military | 0 | - | 4.97 | 62,704 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,825 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,622,001 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,537 |
| Landlocked Countries | 0 | - | 4.99 | 422,480 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,908 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,057 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,747 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,771 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,933 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,063 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,365 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,767 |
| Himalayan Countries | 0 | - | 4.95 | 138,963 |
| Andean Countries | 0 | - | 4.93 | 84,754 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,974 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,035 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,576 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,905 |
| Danube Countries | 0 | - | 4.97 | 72,083 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,100 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,480 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,426 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,903 |
| European Landlocked Countries | 0 | - | 4.99 | 147,208 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,742 |
| Countries with the Most Species | 0 | - | 4.99 | 103,289 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,859 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,626 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,743 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,583 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,289 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,720 |
| Countries in the Alps | 0 | - | 4.87 | 118,286 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,437 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,145 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,705 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,651 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,572 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,993 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,733 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,554 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,209 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,911 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,685 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,562 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,271 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,526 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,587 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,021 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,357 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 46,787 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,367 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,159 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,195 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,276 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,273 |
| Largest Countries By Category | 0 | - | 4.97 | 158,311 |
| Countries by Countries | 0 | - | 4.96 | 63,302 |
| Richest Island Countries | 0 | - | 4.85 | 100,833 |
| Monarchies of Europe | 0 | - | 4.90 | 98,396 |
| Monarchies of Asia | 0 | - | 4.97 | 71,260 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,802 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,187 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,730 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,050 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,694 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,031 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,550 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,636 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,843 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,575 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,746 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,562 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,884 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,683 |
| Countries that Start with D | 0 | - | 4.96 | 712,242 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,227 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,465 |
| Countries that Start with H | 0 | - | 4.96 | 606,576 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,701 |
| Countries that Start with J | 0 | - | 4.98 | 604,157 |
| Countries that Start with K | 0 | - | 4.97 | 817,718 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,023 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,096 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,452 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,105 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,605 |
| Countries that Start with U | 0 | - | 4.97 | 905,894 |
| Countries that Start with V | 0 | - | 4.98 | 610,333 |
| Countries that Start with F | 0 | - | 4.83 | 619,003 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,266 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,567 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,906 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,079 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,907 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,311 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,645 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,983 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,650 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,659 |
| Island Countries | 0 | - | 4.99 | 711,215 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,920 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,478 |
| Northernmost Countries | 0 | - | 4.99 | 362,206 |
| Countries of South America | 0 | - | 5.00 | 928,041 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,817 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,842 |
| "Land" Countries | 0 | - | 4.98 | 337,476 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,795 |
| Catholic Countries | 0 | - | 4.79 | 215,206 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,425 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,517 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,095 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,485 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,526 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,971 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,171 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,033 |
| Countries with Megacities | 0 | - | 4.99 | 264,901 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,863 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,553 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,129 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,624 |
| Countries by Official Language | 0 | - | 4.95 | 195,348 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,512 |
| Countries in their Native Language | 0 | - | 4.99 | 199,139 |
| Independence from Whom | 0 | - | 4.99 | 212,227 |
| Subdivisions by Country | 0 | - | 4.87 | 50,449 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,817 |
| Megadiverse Countries | 0 | - | 4.96 | 135,057 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,187 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,385 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,264 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,124 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,196 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,625 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,541 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,066 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,683 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,162 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,775 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,917 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,230 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,992 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,380 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,517 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,334 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,398 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,185 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,335 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,044 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,355 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,940 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,053 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,337 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,472 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,609 |
| Widest Countries East to West | 0 | - | 4.92 | 129,700 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,469 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,437 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,141 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,799 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,630 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,914 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,390 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,811 |
| Countries with Double Letters | 0 | - | 4.96 | 96,333 |
| Countries that End in N | 0 | - | 4.95 | 171,230 |
| Countries with Five Letters | 0 | - | 4.96 | 282,685 |
| Countries with Six Letters | 0 | - | 4.94 | 213,666 |
| Countries with W | 0 | - | 4.97 | 160,402 |
| Countries with Z | 0 | - | 4.98 | 291,579 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,770 |
| Countries That End in U | 0 | - | 4.95 | 120,882 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,537 |
| Countries that End in O | 0 | - | 4.92 | 159,541 |
| Countries that End in R | 0 | - | 4.87 | 118,987 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,755 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,186 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,742 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,509 |